Endo-Model Modular Knee Prosthesis System 15-8521/10Recalls & reported problems
WALDEMAR LINK GmbH & Co. KG · Rotational Knee Joint Prosthesis,Femoral component, condylus replacement · Class 2 · Implant
All models of Endo-Model Modular Knee Prosthesis System (64)
Data updated Oct 18, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 4
- Deaths reported
- 0
- Injuries reported
- 1
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 4 adverse event reports that list this exact device (DI 04026575381753), received between Jul 21, 2023 and May 16, 2025 — classified as 1 injury, 3 malfunctions.
The most frequently reported specific device problem is “Detachment of Device or Device Component” (2 reports).
Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 18, 2026.
Reports received per month
Most reported problems
Device problems
- Detachment of Device or Device Component2
- Delivered as Unsterile Product1
- Loosening of Implant Not Related to Bone-Ingrowth1
- Tear, Rip or Hole in Device Packaging1
Patient problems
- Unspecified Infection2
- Insufficient Information1
- Joint Laxity1
- Medical device site infection1
Recent adverse event reports
The 4 most recent of 4 reports, in the reporter's own words as published by the FDA.
MalfunctionMay 16, 2025Detachment of Device or Device Component; Detachment of Device or Device Component
REPRESENTATIVE (B)(6) REPORTED THAT IN 2 CASES FOR REVISIONS TO CONDYLAR REPLACEMENT COMPONENTS, ONE OF THE CONDYLAR CAPS WAS FOUND FLOATING IN THE JOINT SPACE UPON OPENING THE KNEE CAPSULE. THE CASE WAS A REVISION OF THE KNEE FOR INFECTION WHERE THE SURGEON WAS EITHER REPLACING OR REMOVING PARTS AND WASHING OUT THE KNEE. THE CAP WAS NOT REMOVED BY THE SURGEON BUT INSTEAD HAD COME DISLODGED PRIOR TO THE SURGERY. IN THIS CASE, THE FEMORAL COMPONENT REMAINED IMPLANTED WITHOUT THE CAP AND ONLY THE POLY TIBIAL PLATEAU WAS SWAPPED. NO DELAY IN THE PROCEDURE. [CUSTOMER].
Patient problems: Medical device site infection; Unspecified Infection
MAUDE report 22034673 ↗MalfunctionMay 16, 2025Detachment of Device or Device Component; Detachment of Device or Device Component
REPRESENTATIVE (B)(6) REPORTED THAT IN 2 CASES FOR REVISIONS TO CONDYLAR REPLACEMENT COMPONENTS, ONE OF THE CONDYLAR CAPS WAS FOUND FLOATING IN THE JOINT SPACE UPON OPENING THE KNEE CAPSULE. THE CASE WAS A REVISION OF THE KNEE FOR INFECTION WHERE THE SURGEON WAS EITHER REPLACING OR REMOVING PARTS AND WASHING OUT THE KNEE. THE CAP WAS NOT REMOVED BY THE SURGEON BUT INSTEAD HAD COME DISLODGED PRIOR TO THE SURGERY. IN THIS CASE, THE ENTIRE IMPLANT WAS REMOVED AND REPLACED WITH A FUSION NAIL. THERE WAS NO DELAY IN THE PROCEDURE. [CUSTOMER].
Patient problems: Unspecified Infection
MAUDE report 22034672 ↗InjuryMay 1, 2025Loosening of Implant Not Related to Bone-Ingrowth; Loosening of Implant Not Related to Bone-Ingrowth
REPORTED FROM A CASE OF A REVISION TO A CONDYLAR REPLACEMENT COMPONENT, ONE OF THE CONDYLAR CAPS WAS FOUND FLOATING IN THE JOINT SPACE UPON OPENING THE KNEE CAPSULE. THE CASE WAS A REVISION OF THE KNEE FOR INFECTION WHERE THE SURGEON WAS EITHER REPLACING OR REMOVING PARTS AND WASHING OUT THE KNEE. THE FEMORAL COMPONENT REMAINED IMPLANTED WITHOUT THE CAP AND ONLY THE POLY TIBIAL PLATEAU WAS SWAPPED OUT DURING THE REVISION.
Patient problems: Joint Laxity
MAUDE report 21942171 ↗MalfunctionJul 21, 2023Delivered as Unsterile Product; Tear, Rip or Hole in Device Packaging; Delivered as Unsterile Product; Tear, Rip or Hole in Device Packaging
DURING SURGERY LAST WEEK, THE SURGEON WANTED TO USE IMPLANT 15-8521/10 LOT 200113/1159 07/25 BUT WAS UNPLEASANTLY SURPRISED TO FIND THAT THE STERILE BAG HAD BEEN PUNCTURED. THE CARDBOARD PACKAGING OF THE IMPLANT WAS NOT DAMAGED.
Patient problems: Insufficient Information
MAUDE report 17369330 ↗
Other Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer devices
- ELEOS™ 25001208EOnkos Surgical, Inc. · PROSTHESIS, KNEE, FEMOROTIBIAL, CONSTRAINED, CEMENTED, METAL/POLYMER3 deaths193 reports
- ELEOS™ THSMWRS01MOnkos Surgical, Inc. · PROSTHESIS, KNEE, FEMOROTIBIAL, CONSTRAINED, CEMENTED, METAL/POLYMER190 reports
- "UNITED" USTAR II Hip System 1115-1413United Orthopedic Corp. · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer3 recalls3 reports
- "UNITED" USTAR II Hip System 1115-1213United Orthopedic Corp. · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer3 recalls0 reports
- "UNITED" USTAR II Hip System 1115-1417United Orthopedic Corp. · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer3 recalls0 reports
- "UNITED" USTAR II Hip System 1115-1217United Orthopedic Corp. · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer3 recalls0 reports
- Endo-Model Modular Knee Prosthesis System 15-3816/12WALDEMAR LINK GmbH & Co. KG · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer2 recalls6 reports
- Endo-Model Modular Knee Prosthesis System 15-3816/11WALDEMAR LINK GmbH & Co. KG · Prosthesis, Knee, Femorotibial, Constrained, Cemented, Metal/Polymer2 recalls6 reports
Sources and updates
- Device record: FDA GUDID, file dated Oct 13, 2026 · View this device in AccessGUDID ↗
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026 · each report above links to its original FDA record
- Recalls: FDA Medical Device Recalls, file dated Oct 16, 2026
- Page last rebuilt: Oct 18, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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